Analysis

  • max time kernel
    121s
  • max time network
    141s
  • platform
    windows7_x64
  • resource
    win7-20231130-en
  • resource tags

    arch:x64arch:x86image:win7-20231130-enlocale:en-usos:windows7-x64system
  • submitted
    07-12-2023 01:04

General

  • Target

    3dc472a1b9f3a65d6f571b75ffa83194be467a17bc5de0e1a2fe26f7986871bb.exe

  • Size

    731KB

  • MD5

    3403d3143941b09555a600ecd4ca4df5

  • SHA1

    26a6c2565c058531668ec871b05072c9274bea85

  • SHA256

    3dc472a1b9f3a65d6f571b75ffa83194be467a17bc5de0e1a2fe26f7986871bb

  • SHA512

    d2fb62dfa2a8a0a33fba5f6a363dae157dee9ade5d9d80710693c0f0fc5c42354a2475c3e8efd26bbcf4f01f5fdb0044b49105a542eeeb7bd1865dbc63f59ac0

  • SSDEEP

    12288:QMx5nF8ME6jD/7mhC6vT/7WaojhTqhIFQON3Z0FfbjkrSiJovGCOCTrpf1t:QMPtD/7mh9T7WdjJIIrT0u2jOCOU

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.telefoonreparatiebovenkarspel.nl
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    Madarjan007!

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

    Agent Tesla is a remote access tool (RAT) written in visual basic.

  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Looks up external IP address via web service 2 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 7 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3dc472a1b9f3a65d6f571b75ffa83194be467a17bc5de0e1a2fe26f7986871bb.exe
    "C:\Users\Admin\AppData\Local\Temp\3dc472a1b9f3a65d6f571b75ffa83194be467a17bc5de0e1a2fe26f7986871bb.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2964
    • C:\Users\Admin\AppData\Local\Temp\3dc472a1b9f3a65d6f571b75ffa83194be467a17bc5de0e1a2fe26f7986871bb.exe
      "C:\Users\Admin\AppData\Local\Temp\3dc472a1b9f3a65d6f571b75ffa83194be467a17bc5de0e1a2fe26f7986871bb.exe"
      2⤵
        PID:2560
      • C:\Users\Admin\AppData\Local\Temp\3dc472a1b9f3a65d6f571b75ffa83194be467a17bc5de0e1a2fe26f7986871bb.exe
        "C:\Users\Admin\AppData\Local\Temp\3dc472a1b9f3a65d6f571b75ffa83194be467a17bc5de0e1a2fe26f7986871bb.exe"
        2⤵
          PID:2980
        • C:\Users\Admin\AppData\Local\Temp\3dc472a1b9f3a65d6f571b75ffa83194be467a17bc5de0e1a2fe26f7986871bb.exe
          "C:\Users\Admin\AppData\Local\Temp\3dc472a1b9f3a65d6f571b75ffa83194be467a17bc5de0e1a2fe26f7986871bb.exe"
          2⤵
            PID:2752
          • C:\Users\Admin\AppData\Local\Temp\3dc472a1b9f3a65d6f571b75ffa83194be467a17bc5de0e1a2fe26f7986871bb.exe
            "C:\Users\Admin\AppData\Local\Temp\3dc472a1b9f3a65d6f571b75ffa83194be467a17bc5de0e1a2fe26f7986871bb.exe"
            2⤵
            • Accesses Microsoft Outlook profiles
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of SetWindowsHookEx
            • outlook_office_path
            • outlook_win_path
            PID:1428

        Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015

          Filesize

          65KB

          MD5

          ac05d27423a85adc1622c714f2cb6184

          SHA1

          b0fe2b1abddb97837ea0195be70ab2ff14d43198

          SHA256

          c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

          SHA512

          6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

        • C:\Users\Admin\AppData\Local\Temp\TarAB90.tmp

          Filesize

          171KB

          MD5

          9c0c641c06238516f27941aa1166d427

          SHA1

          64cd549fb8cf014fcd9312aa7a5b023847b6c977

          SHA256

          4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

          SHA512

          936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06

        • memory/1428-19-0x0000000074590000-0x0000000074C7E000-memory.dmp

          Filesize

          6.9MB

        • memory/1428-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

          Filesize

          4KB

        • memory/1428-57-0x0000000074590000-0x0000000074C7E000-memory.dmp

          Filesize

          6.9MB

        • memory/1428-20-0x00000000048A0000-0x00000000048E0000-memory.dmp

          Filesize

          256KB

        • memory/1428-15-0x0000000000400000-0x0000000000444000-memory.dmp

          Filesize

          272KB

        • memory/1428-7-0x0000000000400000-0x0000000000444000-memory.dmp

          Filesize

          272KB

        • memory/1428-8-0x0000000000400000-0x0000000000444000-memory.dmp

          Filesize

          272KB

        • memory/1428-10-0x0000000000400000-0x0000000000444000-memory.dmp

          Filesize

          272KB

        • memory/1428-9-0x0000000000400000-0x0000000000444000-memory.dmp

          Filesize

          272KB

        • memory/1428-17-0x0000000000400000-0x0000000000444000-memory.dmp

          Filesize

          272KB

        • memory/1428-13-0x0000000000400000-0x0000000000444000-memory.dmp

          Filesize

          272KB

        • memory/2964-3-0x0000000000570000-0x0000000000588000-memory.dmp

          Filesize

          96KB

        • memory/2964-6-0x0000000005C80000-0x0000000005CFE000-memory.dmp

          Filesize

          504KB

        • memory/2964-0-0x00000000001D0000-0x000000000028E000-memory.dmp

          Filesize

          760KB

        • memory/2964-18-0x0000000074590000-0x0000000074C7E000-memory.dmp

          Filesize

          6.9MB

        • memory/2964-5-0x00000000006E0000-0x00000000006EA000-memory.dmp

          Filesize

          40KB

        • memory/2964-2-0x0000000004370000-0x00000000043B0000-memory.dmp

          Filesize

          256KB

        • memory/2964-1-0x0000000074590000-0x0000000074C7E000-memory.dmp

          Filesize

          6.9MB

        • memory/2964-4-0x0000000000690000-0x0000000000698000-memory.dmp

          Filesize

          32KB